Fox 40 Classic CMG Official Whistle - Black Crew Sock 5 mm cushion palm offering

5 mm cushion palm offering the best possible grip and amazing flexibility

20% cotton Recycled

FLEXGILITY outsole for agile movement

ankle and arch for extra support

Fox 40 Classic CMG Official Whistle - Black Crew Sock 5 mm cushion palm offeringThe Fox 40 Classic CMG is cushioned to enhance the original Fox 40 Classic whistle The Cushioned Mouth Grip (CMG)s thermoplastic material provides superior grip and protection for teeth Ideal for those who need to hold whistle in mouth for extended periods of time No moving parts to freeze, jam or deteriorate Flawless, consistent and reliable The harder you blow, the louder the sound Easy to blow and cannot be overblown Chambers are designed to self